DYNE THERAPEUTICS INC

Ticker: DYN CUSIP: 26818M108 Class: Common Stock

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 912,955 Value ($000) $17,857 Avg Close $18.94 Range $12.33 - $25.00
Q3 2025
Shares 824,061 Value ($000) $10,424 Avg Close $11.41 Range $8.06 - $14.35
Q2 2025
Shares 580,998 Value ($000) $5,531 Avg Close $11.01 Range $6.36 - $15.23
Q1 2025
Shares 524,499 Value ($000) $5,486 Avg Close $14.30 Range $9.96 - $26.22
Q4 2024
Shares 474,528 Value ($000) $11,180 Avg Close $29.58 Range $23.05 - $35.90
Q3 2024
Shares 461,028 Value ($000) $16,560 Avg Close $39.80 Range $23.55 - $47.45
Q2 2024
Shares 461,028 Value ($000) $16,270 Avg Close $29.06 Range $23.11 - $36.60
Q1 2024
Shares 451,824 Value ($000) $12,827 Avg Close $22.62 Range $12.33 - $30.27